Dorf, Richard C. <br/><br/>
Introduction to computers and computer science 
/ Richard C. Darf 
 - 3rd ed. 
 - San Francisco, CA  Boyd & Fraser Publishing Company  1981 
 - 617 p. : ill. ; 24 cm. 
<br/><br/><label>ISBN: </label>0878351132 
<br/><br/><label>LCCN: </label>81-66059 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Electronic data processing<br/>Electronic digital computers